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iSwitch UVC03K
USB 3.0 4K Ultra HD Video Capture Card
User Manual V2.0
Special Notice
To ensure the best performance of the product and correct using, please read
the instructions carefully before connecting, operating, or debugging this
product, and keep this manual for reference.
Cannot record 4K image when HDMI input resolution is less than 4K.
The stuttering phenomenon when recording the screen indicates that the
computer hardware configuration is too low, please reduce the recording
resolution or change to a higher configuration computer.
Introduction
This product can easily mix and record HDMI 4K high-definition video and audio
from an external microphone to your computer through third-party acquisition
software, or live broadcast through the Internet.
Features
INFOBIT
www.infobitav.com
info@infobitav.com
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Summary of Contents for infobit iSwitch UVC03K
- Page 1 UVC03K USB 3.0 4K Ultra HD Video Capture Card User Manual V2.0 Special Notice To ensure the best performance of the product and correct using, please read the instructions carefully before connecting, operating, or debugging this product, and keep this manual for reference.
- Page 2 ⚫ High-quality aluminum alloy material. ⚫ Support 3.5mm/TRS microphone input and audio out. ⚫ Support UVC, UAC without any software or settings. Datasheet Model iSwitch UVC03K Name USB 3.0 4K Ultra HD Video Capture Card USB Bandwidth USB 3.0 300-350MB/s, USB 2.0 40MB/s...
- Page 3 ⚫ Working Current: 5V/0.9A ⚫ Working temperature range: -40℃ ~ +85℃ ⚫ Working humidity range: 90% RH No condensation ⚫ Product size: 105x68x25mm ⚫ Material: Aluminum alloy ⚫ Color: Blue and Red ⚫ Net Weight: 131g Interface Introductions INFOBIT AV www.infobitav.com info@infobitav.com...
- Page 4 (6) Action indicator: Illuminates when capturing. Connection Diagram 1. Connect HDMI IN to computer, game console, DVD. 2. Connect Output port of capture card to display devices, such as TV, Monitor, Projector, etc. 3. Connect the USB3.0 to computer. INFOBIT AV www.infobitav.com info@infobitav.com...
- Page 5 Select "Capture" in the Type option. Select "HDMI" in the Input option. Select suitable capture resolution in the Format option. Select "WASAPI-HDMI (INFOBIT Audio Capture)" in the Audio Capture Device option. Click "Open device" to open the capture interface. INFOBIT AV www.infobitav.com...
- Page 6 3. Click "PotPlayer"→ "Video"→ “Video Recording”→ “Record Video” or use the key "Alt+C" to open the Video recorder page. Select storage path. Set video and audio capture settings. Start to capture video and audio. INFOBIT AV www.infobitav.com info@infobitav.com...
- Page 7 How to setup capture in OBS (Windows) 1. Open OBS→ Click “+” to choose “Video Capture Device” INFOBIT AV www.infobitav.com info@infobitav.com...
- Page 8 2. Click “Properties” for Video Capture Device→ Device (INFOBIT Video Capture)→ Resolution/FPS Type (Custom)→ Resolution (1920*1080)→ FPS (30pfs)→Video Format (YUY2)→ Audio Output Mode (Capture audio only)→ Check “Use custom audio device”→ Audio Device (INOFIBT Audio Capture)→ OK INFOBIT AV www.infobitav.com...
- Page 9 3. Settings→ Stream→ Select your Live service (YouTube/ Twitch…), input your channel stream key→ OK How to setup capture in OBS (macOS) 1. Open your macOS system preferences, select “Sound”→ “INFOBIT Audio Capture”. 2. Open OBS→ Click “+” to choose “Video Capture Device”...
- Page 10 3. Click settings under the “Audio Mixer” option→ “Advanced Audio Properties”→ “Monitor and Output”. INFOBIT AV www.infobitav.com info@infobitav.com...
- Page 11 4. Click “Properties”→ Select “INFOBIT Video Capture”, setup Resolution and Frame rate. 1. No Capture a. Confirm whether the video signal source is transmitted to the iSwitch UVC03K successfully (if the source is from PC, you can find two display icons in your INFOBIT AV www.infobitav.com...
- Page 12 2. Audio Issue Fail to capture sound. a. Confirm the iSwitch UVC03K is selected by the audio output device on the signal source PC (right click the audio device on the bottom-right corner of your PC screen, to select “INFOBIT Audio Capture”; Or please connect to the audio loop-out port to check whether audio is normal.
- Page 13 ⚫ Cannot record 4K resolution when HDMI input resolution is less than 4K. ⚫ Cannot record 4K resolution while connect to USB 2.0 port of computer. Technical support Please contact info@infobitav.com for any technical support. INFOBIT AV www.infobitav.com info@infobitav.com...
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